Recent progress of preparation of branched poly (lactic acid) and its application in the modification of polylactic acid materials

X Zhao, J Li, J Liu, W Zhou, S Peng - International Journal of Biological …, 2021 - Elsevier
Abstract Poly (lactic acid)(PLA) with branched structure has abundant terminal groups, high
melt strength, good rheological properties, and excellent processability; it is a new research …

[HTML][HTML] From prototyping to functional parts: A review of mechanical reinforcing procedures for polymeric parts fabricated via material extrusion

H Sadeghian, MR Ayatollahi, MR Khosravani… - Journal of Manufacturing …, 2024 - Elsevier
In recent years, there has been a growing focus among researchers on enhancing the
mechanical performance of Additively Manufactured (AM) polymers. The ultimate goal is to …

[HTML][HTML] Fabrication and characterization of double-layer asymmetric dressing through electrostatic spinning and 3D printing for skin wound repair

T Zhang, H Xu, Y Zhang, S Zhang, X Yang, Y Wei… - Materials & Design, 2022 - Elsevier
Ideal wound dressings provide optimal microenvironment for the reconstruction of damaged
tissue. In this work, we fabricated a bilayer asymmetric dressing to mimic gradient structure …

Applications of data-driven approaches in prediction of fatigue and fracture

S Nasiri, MR Khosravani - Materials Today Communications, 2022 - Elsevier
Since various mechanical components could undergo cyclic loadings in their operations,
fatigue evaluation of the parts is a crucial issue. In this context, different experimental …

Fracture assessment of U-notched diagonally loaded square plates additively manufactured from ABS with different raster orientations

AR Torabi, S Shahbaz, MR Ayatollahi - Engineering Structures, 2023 - Elsevier
This paper investigates the fracture behavior of 3D-printed notched specimens under
various combinations of mode I and mode II loadings, including pure mode I and pure mode …

[HTML][HTML] Structural integrity assessment of additively manufactured ABS, PLA and graphene reinforced PLA notched specimens combining Failure Assessment …

S Cicero, M Sánchez, V Martínez-Mata, S Arrieta… - Theoretical and Applied …, 2022 - Elsevier
Abstract Failure Assessment Diagrams (FADs) are a widely used engineering tool for the
analysis of structural components containing cracks, and are included in recognised …

U-notch fracture in additively manufactured ABS specimens under symmetric three-point bending

S Shahbaz, MR Ayatollahi, M Petru… - Theoretical and Applied …, 2022 - Elsevier
This paper aims to investigate the fracture behavior of U-notched semi-circular bend (USCB)
specimens fabricated from the Acrylonitrile Butadiene Styrene (ABS) using the fused …

Mechanical fatigue of biodegradable polymers: A study on polylactic acid (PLA), polybutylene succinate (PBS) and polybutylene adipate terephthalate (PBAT)

J Zhang, V Hirschberg, D Rodrigue - International Journal of Fatigue, 2022 - Elsevier
The fatigue behavior of three biodegradable polymers, PLA (polylactic acid), PBS
(polybutylene succinate) and PBAT (polybutylene adipate terephthalate) was determined …

[HTML][HTML] Analysis of additively manufactured notched PLA plates using failure assessment diagrams

S Cicero, S Arrieta, M Sanchez… - Theoretical and Applied …, 2023 - Elsevier
This paper provides a methodology for the estimation of the load-bearing capacity of
additively manufactured (AM) PLA plates containing different types of notches (U-notches, V …

Analysing the effects of layer heights and line widths on FFF-printed thermoplastics

J Butt, R Bhaskar, V Mohaghegh - The International Journal of Advanced …, 2022 - Springer
One of the most used additive manufacturing methods in the market is fused filament
fabrication (FFF) due to its affordability and ease of operation. However, identification of …